Re: [PATCHv3 2/2] usb: dwc2: Add reset control to dwc2

2016-04-14 Thread Dinh Nguyen
On 04/14/2016 01:23 PM, John Youn wrote: > On 4/13/2016 7:04 PM, Arnd Bergmann wrote: >> On Thursday 14 April 2016, dingu...@opensource.altera.com wrote: >>> @@ -337,6 +338,17 @@ static int dwc2_lowlevel_hw_init(struct dwc2_hsotg >>> *hsotg) >>> { >>> int i, ret; >>> >>> + hsotg->

Re: [PATCHv3 2/2] usb: dwc2: Add reset control to dwc2

2016-04-14 Thread John Youn
On 4/13/2016 7:04 PM, Arnd Bergmann wrote: > On Thursday 14 April 2016, dingu...@opensource.altera.com wrote: >> @@ -337,6 +338,17 @@ static int dwc2_lowlevel_hw_init(struct dwc2_hsotg >> *hsotg) >> { >> int i, ret; >> >> + hsotg->reset = devm_reset_control_get(hsotg->dev, "dwc2")

Re: [PATCHv3 2/2] usb: dwc2: Add reset control to dwc2

2016-04-13 Thread Arnd Bergmann
On Thursday 14 April 2016, dingu...@opensource.altera.com wrote: > @@ -337,6 +338,17 @@ static int dwc2_lowlevel_hw_init(struct dwc2_hsotg > *hsotg) > { > int i, ret; > > + hsotg->reset = devm_reset_control_get(hsotg->dev, "dwc2"); > + if (IS_ERR(hsotg->reset)) { > +

[PATCHv3 2/2] usb: dwc2: Add reset control to dwc2

2016-04-13 Thread dinguyen
From: Dinh Nguyen Allow for platforms that have a reset controller driver in place to bring the USB IP out of reset. Signed-off-by: Dinh Nguyen --- v4: use dev_dbg() if not a -EPROBE_DEFER v3: fix compile error v2: move to lowlevel_hw_init() --- drivers/usb/dwc2/core.h | 1 + drivers/usb/